package com.example.administrator.kotiln.zxing.activity;

import android.app.Activity;
import android.content.res.AssetFileDescriptor;
import android.graphics.Bitmap;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.os.Bundle;
import android.os.Handler;
import android.os.Vibrator;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.Toast;

import com.example.administrator.kotiln.R;
import com.example.administrator.kotiln.utils.SPUtils;
import com.example.administrator.kotiln.utils.ToastUtils;
import com.example.administrator.kotiln.zxing.camera.CameraManager;
import com.example.administrator.kotiln.zxing.decoding.CaptureActivityHandler;
import com.example.administrator.kotiln.zxing.decoding.InactivityTimer;
import com.example.administrator.kotiln.zxing.view.ViewfinderView;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.Result;

import java.io.IOException;
import java.util.Vector;

/**
 * Initial the camera
 *
 * @author Ryan.Tang
 */
public class CaptureActivity extends Activity implements Callback {

    private RelativeLayout address_rl_back;    //返回按钮
    private ImageView recode_iv_light;    //闪光灯
    private ImageView recode_iv_mine;    //我的二维码
    private CaptureActivityHandler handler;
    private ViewfinderView viewfinderView;
    private boolean hasSurface;
    private Vector<BarcodeFormat> decodeFormats;
    private String characterSet;
    private InactivityTimer inactivityTimer;
    private MediaPlayer mediaPlayer;
    private boolean playBeep;
    private static final float BEEP_VOLUME = 0.10f;
    private boolean vibrate;
    private Button cancelScanButton;
    private static final String REGISTER = "/wap/register1.html?mobile=";
    private static final String PAYMENT = "/api/index.php?n=shop_center&f=pay_balance&key=";
    private static final String OLD_REGISTER = "/index.php?app=member&act=register&key=";
    private static final String OLD_PAYMENT = "/index.php?app=pay_balance&act=pay_balance&key=";
    private boolean isOpen;

    private static final int MY_PERMISSIONS_REQUEST_CAMERA = 1;

    /**
     * Called when the activity is first created.
     */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.capture);

        CameraManager.init(this);
        //ViewUtil.addTopView(getApplicationContext(), this, R.string.scan_card);
        viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
        cancelScanButton = (Button) this.findViewById(R.id.btn_cancel_scan);
        address_rl_back = (RelativeLayout) findViewById(R.id.address_rl_back);
        recode_iv_mine = (ImageView) findViewById(R.id.recode_iv_mine);
        recode_iv_light = (ImageView) findViewById(R.id.recode_iv_light);
        hasSurface = false;
        inactivityTimer = new InactivityTimer(this);

        initEvent();

    }

    private void initEvent() {

        /**
         * 返回按钮的点击事件
         */
        address_rl_back.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                finish();
            }
        });

        /**
         * 闪光灯按钮的点击事件
         */
        recode_iv_light.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                if (isOpen == false) {
                    CameraManager.get().openLight();
                    recode_iv_light.setImageResource(R.mipmap.open);
                } else {
                    CameraManager.get().offLight();
                    recode_iv_light.setImageResource(R.mipmap.close);
                }
                isOpen = !isOpen;
            }
        });

        /**
         * 我的二维码的点击事件
         */
        recode_iv_mine.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                String ret = (String) SPUtils.get(CaptureActivity.this, "ret", "");
                if (ret.equals("ok")) {
//                    Intent intent = new Intent(CaptureActivity.this, RecodeActivity.class);
//                    startActivity(intent);
                } else {
//                    Intent intent = new Intent(CaptureActivity.this, LoginActivity.class);
//                    Toast.makeText(CaptureActivity.this, getResources().getString(R.string.mine_toast), Toast.LENGTH_SHORT).show();
//                    startActivity(intent);
                }
                finish();
            }
        });

    }

    @Override
    protected void onResume() {
        super.onResume();
        SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
        SurfaceHolder surfaceHolder = surfaceView.getHolder();
        if (hasSurface) {
            initCamera(surfaceHolder);
        } else {
            surfaceHolder.addCallback(this);
            surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
        }
        decodeFormats = null;
        characterSet = null;

        playBeep = true;
        AudioManager audioService = (AudioManager) getSystemService(AUDIO_SERVICE);
        if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) {
            playBeep = false;
        }
        initBeepSound();
        vibrate = true;

        //quit the scan view
        cancelScanButton.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                CaptureActivity.this.finish();
            }
        });
    }

    @Override
    protected void onPause() {
        super.onPause();
        if (handler != null) {
            handler.quitSynchronously();
            handler = null;
        }
        CameraManager.get().closeDriver();
    }

    @Override
    protected void onDestroy() {
        inactivityTimer.shutdown();
        super.onDestroy();
    }

    /**
     * Handler scan result
     *
     * @param result
     * @param barcode
     */
    public void handleDecode(Result result, Bitmap barcode) {
        inactivityTimer.onActivity();
        playBeepSoundAndVibrate();
        String resultString = result.getText();
        //FIXME
        if (resultString.equals("")) {
            Toast.makeText(CaptureActivity.this, "Scan failed!", Toast.LENGTH_SHORT).show();
        } else {

            if (resultString.contains(REGISTER) || resultString.contains(OLD_REGISTER)) {
                String number = resultString.substring(resultString.length() - 11, resultString.length());
//                Intent intent = new Intent(CaptureActivity.this, RegisterActivity.class);
//                intent.putExtra("number", number);
//                startActivity(intent);
            } else {
                String ret = (String) SPUtils.get(CaptureActivity.this, "ret", "");
                if (ret.equals("ok")) {
                    if (resultString.contains(PAYMENT)) {
//                        Intent intent = new Intent(CaptureActivity.this, PaymentActivity.class);
//                        intent.putExtra("url", resultString);
//                        startActivity(intent);
                    } else if (resultString.contains(OLD_PAYMENT)) {
                        String path = resultString;
                        resultString = resultString.replace(OLD_PAYMENT, PAYMENT);
//                        Intent intent = new Intent(CaptureActivity.this, PaymentActivity.class);
//                        intent.putExtra("url", resultString);
//                        startActivity(intent);
                    }
                } else {
//                    Intent intent = new Intent(CaptureActivity.this, LoginActivity.class);
//                    Toast.makeText(CaptureActivity.this, getResources().getString(R.string.mine_toast), Toast.LENGTH_SHORT).show();
//                    startActivity(intent);
                }

                ToastUtils.showToast(CaptureActivity.this, resultString);

                CaptureActivity.this.finish();
            }
        }
    }

    private void initCamera(SurfaceHolder surfaceHolder) {
        try {
            CameraManager.get().openDriver(surfaceHolder);
        } catch (IOException ioe) {
            return;
        } catch (RuntimeException e) {
            return;
        }
        if (handler == null) {
            handler = new CaptureActivityHandler(this, decodeFormats,
                    characterSet);
        }
    }

    @Override
    public void surfaceChanged(SurfaceHolder holder, int format, int width,
                               int height) {

    }

    @Override
    public void surfaceCreated(SurfaceHolder holder) {
        if (!hasSurface) {
            hasSurface = true;
            initCamera(holder);
        }

    }

    @Override
    public void surfaceDestroyed(SurfaceHolder holder) {
        hasSurface = false;

    }

    public ViewfinderView getViewfinderView() {
        return viewfinderView;
    }

    public Handler getHandler() {
        return handler;
    }

    public void drawViewfinder() {
        viewfinderView.drawViewfinder();

    }

    private void initBeepSound() {
        if (playBeep && mediaPlayer == null) {
            // The volume on STREAM_SYSTEM is not adjustable, and users found it
            // too loud,
            // so we now play on the music stream.
            setVolumeControlStream(AudioManager.STREAM_MUSIC);
            mediaPlayer = new MediaPlayer();
            mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
            mediaPlayer.setOnCompletionListener(beepListener);

            AssetFileDescriptor file = getResources().openRawResourceFd(
                    R.raw.beep);
            try {
                mediaPlayer.setDataSource(file.getFileDescriptor(),
                        file.getStartOffset(), file.getLength());
                file.close();
                mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME);
                mediaPlayer.prepare();
            } catch (IOException e) {
                mediaPlayer = null;
            }
        }
    }

    private static final long VIBRATE_DURATION = 200L;

    private void playBeepSoundAndVibrate() {
        if (playBeep && mediaPlayer != null) {
            mediaPlayer.start();
        }
        if (vibrate) {
            Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE);
            vibrator.vibrate(VIBRATE_DURATION);
        }
    }

    /**
     * When the beep has finished playing, rewind to queue up another one.
     */
    private final OnCompletionListener beepListener = new OnCompletionListener() {
        public void onCompletion(MediaPlayer mediaPlayer) {
            mediaPlayer.seekTo(0);
        }
    };
}